050PED-PW Datasheet, PDF (10/12 Pages) Vishay Siliconix – Aluminum Capacitors Power Eurodin Printed Wiring

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050/052 PED-PW
Vishay BCcomponents
10²
Z
( Ω)
10
1
2
1
3
10^-1
Curve 1: 6800 µF, 100 V
Curve 2: 15 000 µF, 63 V
Curve 3: 68 000 µF
Case Ø D x L = 40 x 100 mm
10^-2
10
10²
10³
10⁴
10⁵
10⁶ f (Hz) 10⁷
Fig. 28 - Typical impedance as a function of frequency
RIPPLE CURRENT AND USEFUL LIFE
2.4
MGA453
2.3
I_A
I_{R 2.2}
2.1
2.0
1.9
1.8
1.7
life multiplier
1.6
1.5
1.4
1.3
I_A = Actual ripple current
I_R = Rated ripple current at 100 Hz and 85 °C
(1) _{Useful life at 85 °C and IR applied: 15 000 h}
1.2
1.1
1.0
0.8
0.5
0.0
40
50
60
70
Table 4
Fig. 29 - Multiplier of useful life as a function of ambient temperature and ripple current load
(1)
80
90
T_amb (°C)
MULTIPLIER OF RIPPLE CURRENT (I_R) AS A FUNCTION OF FREQUENCY
FREQUENCY (Hz)
I_R MULTIPLIER
50
0.83
100
1.00
200
1.10
400
1.15
1000
1.19
 2000
1.20
Revision: 02-Aug-11
10
Document Number: 28345
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